Serotonin Blood Test

Test Code: 120204

CPT Code: 84260

Also Known As: 5-HT, Serum; 5-HT; 5-Hydroxytryptamine, Serum; 5-Hydroxy Tryptamine;

Methodology:

High-pressure liquid chromatography (HPLC) with electrochemical (EC) detection

Specimen Type: Blood

Preparation:

No fasting required. Avoid food high in indoles such as avocado, banana, tomato, plum, walnut, pineapple, and eggplant. Tobacco, tea and coffee should also be avoided three days prior to specimen collection. Serotonin levels may be affected by certain types of medications such as morphine, MAO inhibitors, methyldopa, and lithium. Check with physician before stopping any medications.

Test Results:

3-4 days. May take longer based on weather, holiday or lab delays.

Test Code: 29851

CPT Code: 84260

Also Known As: 5-HT, Serum; 5-HT; 5-Hydroxytryptamine, Serum; 5-Hydroxy Tryptamine;

Methodology:

Fluorescence Detection • High Performance Liquid Chromatography (HPLC)

Specimen Type: Blood

Preparation:

No fasting required. Avoid food high in indoles such as avocado, banana, tomato, plum, walnut, pineapple, and eggplant. Tobacco, tea and coffee should also be avoided three days prior to specimen collection. Serotonin levels may be affected by certain types of medications such as morphine, MAO inhibitors, methyldopa, and lithium. Check with physician before stopping any medications.

Test Results:

4-11 days. May take longer based on weather, holiday or lab delays.